Flow price: --
a8ab5df98af918fb15b6d5f4d5937bc6e0117e854ac101c751fb9825bffd3e11

Transaction

Hash: a8ab5df98af918fb15b6d5f4d5937bc6e0117e854ac101c751fb9825bffd3e11
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8ab5df98af918fb15b6d5f4d5937bc6e0117e854ac101c751fb9825bffd3e11:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a8ab5df98af918fb15b6d5f4d5937bc6e0117e854ac101c751fb9825bffd3e11
Status:
ERROR
Block height:
40105004
Block id:
db58c14504b26739881dfb38233b724769b9a23ba93a0ab0dd45191ad74a2ec2
Timestamp:
Tuesday 1 November 2022 at 11:56:49 UTC
()
Proposer:
Authorizers:
Gas used:
46